[go: up one dir, main page]

GB2066731B - Conformable reinforcement board - Google Patents

Conformable reinforcement board

Info

Publication number
GB2066731B
GB2066731B GB8037496A GB8037496A GB2066731B GB 2066731 B GB2066731 B GB 2066731B GB 8037496 A GB8037496 A GB 8037496A GB 8037496 A GB8037496 A GB 8037496A GB 2066731 B GB2066731 B GB 2066731B
Authority
GB
United Kingdom
Prior art keywords
conformable
reinforcement board
reinforcement
board
conformable reinforcement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8037496A
Other versions
GB2066731A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NAT RES DEV
National Research Development Corp of India
Original Assignee
NAT RES DEV
National Research Development Corp of India
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NAT RES DEV, National Research Development Corp of India filed Critical NAT RES DEV
Publication of GB2066731A publication Critical patent/GB2066731A/en
Application granted granted Critical
Publication of GB2066731B publication Critical patent/GB2066731B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/10—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products
    • E04C2/24—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products laminated and composed of materials covered by two or more of groups E04C2/12, E04C2/16, E04C2/20
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/047—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/40—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of a number of smaller components rigidly or movably connected together, e.g. interlocking, hingedly connected of particular shape, e.g. not rectangular of variable shape or size, e.g. flexible or telescopic panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2317/00—Animal or vegetable based
    • B32B2317/16—Wood, e.g. woodboard, fibreboard, woodchips
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/19—Sheets or webs edge spliced or joined
    • Y10T428/192—Sheets or webs coplanar
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/233—Foamed or expanded material encased
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24033—Structurally defined web or sheet [e.g., overall dimension, etc.] including stitching and discrete fastener[s], coating or bond
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24628—Nonplanar uniform thickness material
    • Y10T428/24653—Differential nonplanarity at margin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24777—Edge feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/24992—Density or compression of components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249955—Void-containing component partially impregnated with adjacent component
    • Y10T428/249958—Void-containing component is synthetic resin or natural rubbers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
    • Y10T428/249989—Integrally formed skin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/647—Including a foamed layer or component

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Laminated Bodies (AREA)
GB8037496A 1979-11-28 1980-11-21 Conformable reinforcement board Expired GB2066731B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7941054 1979-11-28
GB8017867 1980-05-31

Publications (2)

Publication Number Publication Date
GB2066731A GB2066731A (en) 1981-07-15
GB2066731B true GB2066731B (en) 1983-12-07

Family

ID=26273707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8037496A Expired GB2066731B (en) 1979-11-28 1980-11-21 Conformable reinforcement board

Country Status (4)

Country Link
US (1) US4411939A (en)
EP (1) EP0030129B1 (en)
DE (1) DE3069186D1 (en)
GB (1) GB2066731B (en)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151184B (en) * 1983-12-09 1987-08-26 Geoffrey Harold Jensen Reinforced plastic sandwich construction
US5834082A (en) * 1992-05-04 1998-11-10 Webcore Technologies, Inc. Reinforced foam cores and method and apparatus of production
US5462623A (en) * 1992-05-04 1995-10-31 Webcore Technologies, Inc. Method of production of reinforced foam cores
FR2719803B1 (en) * 1994-05-13 1996-07-05 France Etat Armement Method for manufacturing a large panel made of composite materials and flat panel obtained by this method.
USRE39554E1 (en) 1994-08-29 2007-04-10 Spectrum Solutions, Ltd. Reinforced composite structure
KR0151780B1 (en) * 1995-07-18 1998-10-01 조계찬 Method for manufacturing adiabatic and enhanced panel
US6187411B1 (en) 1996-10-04 2001-02-13 The Boeing Company Stitch-reinforced sandwich panel and method of making same
US6117519A (en) * 1997-03-19 2000-09-12 Burns; Mark L. Composite core material, composite material and method of assembly
DE19715529C1 (en) * 1997-04-14 1998-08-06 Daimler Benz Aerospace Airbus Composite sandwich structure for use in structural components of aircraft
DK1265744T3 (en) 1999-12-28 2016-03-29 Milliken & Co Fibre reinforced composite cores
US8419883B2 (en) 2000-12-27 2013-04-16 Milliken & Company Fiber reinforced composite cores and panels
JP4140041B2 (en) * 2002-06-21 2008-08-27 ヤマハ発動機株式会社 Molding method for fiber reinforced resin products
US6701684B2 (en) * 2002-06-26 2004-03-09 Victor E. Stadter Construction assemblies
EP1617993B1 (en) * 2003-03-28 2014-05-07 Milliken & Company Fiber reinforced composite cores and panels
EP1533433A1 (en) * 2003-11-24 2005-05-25 Aalborg Universitet Sandwich panel and a method of producing a sandwich panel
SE528950C2 (en) * 2004-10-07 2007-03-20 Stora Enso Ab Wood elements and process for making the same
US7281754B2 (en) * 2005-01-24 2007-10-16 Behr Eugene E Flexible panel system
US20060283140A1 (en) * 2005-06-03 2006-12-21 Intelligent Engineering (Bahamas) Limited Wooden decks
NL2001830C2 (en) 2008-07-18 2010-01-21 Fibercore Europ B V Sandwich panel, as well as a method for manufacturing such a panel.
EP2483076B1 (en) 2009-10-01 2016-08-17 Milliken & Company Composite cores and panels
US8389104B2 (en) 2009-10-02 2013-03-05 Milliken & Company Composite cores and panels
GB201003588D0 (en) * 2010-03-04 2010-04-21 Rolls Royce Plc Improvements relating to layered composite components
DK2407292T3 (en) * 2010-07-14 2013-12-16 Siemens Ag Negative mold comprising predefined foam blocks for molding a component and method of producing the negative mold.
US8663791B2 (en) 2011-04-04 2014-03-04 Milliken & Company Composite reinforced cores and panels
FR3000463B1 (en) * 2012-12-27 2016-02-05 Eads Europ Aeronautic Defence ENERGY ABSORPTION DEVICE FOR AN AIRCRAFT STRUCTURE ELEMENT
MX2017016407A (en) * 2015-07-23 2018-03-02 Composites Intellectual Holdings Inc Composite structure joining system and method and related structures.
RU2620805C1 (en) * 2015-12-29 2017-05-29 Акционерное Общество "Тверьстеклопластик" Method for producing multilayer articles of composite material
RU2634016C2 (en) * 2016-01-15 2017-10-23 Акционерное Общество "Тверьстеклопластик" Method to produce multilayer article of polymer composite material
WO2019145240A1 (en) * 2018-01-24 2019-08-01 Lm Wind Power International Technology Ii Aps Method and mould for manufacturing preforms for a wind turbine rotor blade
US11512230B1 (en) * 2018-04-19 2022-11-29 Tietex International Ltd Stitch bonded foam tape product and method
KR20230049083A (en) * 2020-06-26 2023-04-12 화이버코어 아이피 비.브이. Composite structures and methods for arranging web and core elements in the manufacture of composite structures
FR3136800B1 (en) * 2022-06-20 2024-09-06 Queirel Joel Method for producing a wall and wall comprising a plurality of construction elements

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3264153A (en) * 1963-01-14 1966-08-02 C J Rodman Method of producing composite coreboard
US3185611A (en) * 1963-01-14 1965-05-25 C J Rodman Composite coreboard and process for producing same
US3405674A (en) * 1965-03-15 1968-10-15 Kem Wove Ind Inc Method of producing a quilted nonwoven textile product
US3544417A (en) * 1969-04-28 1970-12-01 Unicor Inc Cellular foam core assembly
US3709733A (en) * 1970-06-26 1973-01-09 Craig Syst Corp Composite panel structure having mounting inserts therein
US3801420A (en) * 1971-06-03 1974-04-02 A Anderson Plastic quilted bedspread
FR2338140A1 (en) 1976-01-16 1977-08-12 Polyfont Sa METHOD OF MANUFACTURING A MULTI-LAYER PANEL WITH REINFORCED CORE AND PANEL THUS MANUFACTURED
DK142403B (en) 1977-07-06 1980-10-27 Copencraft As Sandwich laminate with a core of blocks of foamed plastic.
US4291851A (en) * 1978-12-18 1981-09-29 The Boeing Company Thermal insulation for aircraft fuselage

Also Published As

Publication number Publication date
US4411939A (en) 1983-10-25
DE3069186D1 (en) 1984-10-18
EP0030129A3 (en) 1981-10-07
GB2066731A (en) 1981-07-15
EP0030129A2 (en) 1981-06-10
EP0030129B1 (en) 1984-09-12

Similar Documents

Publication Publication Date Title
GB2066731B (en) Conformable reinforcement board
GB2024885B (en) Metallicfibre board
GB2068153B (en) Calculator
JPS55162487A (en) Construction board manufacture
JPS5628136A (en) Loader
GB2055326B (en) Building board
GB2065940B (en) Portalbe printer-carrying electronic calculator
JPS5694339A (en) Electronic flashhsystem controllcircuit
JPS5628189A (en) Loader
GB2034251B (en) Picturemaking boards
JPS565639A (en) Electronic hemadinamometer
GB2067320B (en) Calculator
JPS5623729A (en) Electronic part
JPS54110620A (en) Board for construction
JPS55159047A (en) Heattinsulating board for building
JPS55144708A (en) Disbribution board
JPS5599715A (en) Electronic part
JPS5658221A (en) Electronic part
JPS5649506A (en) Electronic part
JPS5538202A (en) Board for construction
AU537208B2 (en) Conformable reinforcement board
JPS5690600A (en) Chippshaped electronic part series
JPS55161146A (en) Building board
JPS55146907A (en) Electronic part
JPS55146906A (en) Electronic part

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921121